"The United States, Cuba, and Panama,", circa 1929

"The United States, Cuba, and Panama,", circa 1929, Box: 52, Folder: 19. Carlos E. Castañeda Papers, 23587615. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/357757 Accessed September 25, 2026.